2K45

C2A domain of synaptototagmin I solution structure in the FGF-1-C2A binary complex: key component in the fibroblast growthfactor non-classical pathway

SOLUTION NMR

NMR Experiment
Experiment	Type	Sample Contents	Solvent	Ionic Strength	pH	Pressure	Temperature (K)	Spectrometer
1	3D_15N-separated_NOESY	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
2	2D 1H-15N HSQC	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
3	2D 1H-13C HSQC	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
4	3D CBCA(CO)NH	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
5	3D HNCA	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
6	3D HN(CO)CA	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
7	3D HBHA(CO)NH	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
8	3D HNCO	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
9	3D 1H-15N TOCSY	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298
10	3D HCCH-TOCSY	1.0mM [U-100% 13C; U-100% 15N] C2A, 90% H2O, 10% D2O	90% H2O/10% D2O	50mM (NH4)2SO4	6.0	ambient	298

NMR Spectrometer Information
Spectrometer	Manufacturer	Model	Field Strength
1	Bruker	AV600	600
2	Bruker	AV800	800

NMR Refinement
Method	Details	Software
simulated annealing		ARIA

NMR Ensemble Information
Conformer Selection Criteria	20 structures for lowest energy
Conformers Calculated Total Number	200
Conformers Submitted Total Number	20
Representative Model	1 (lowest energy)

Computation: NMR Software
#	Classification	Version	Software Name	Author
1	structure solution	ARIA	1.2	Linge, O'Donoghue, Nilges
2	chemical shift assignment	Sparky		Goddard
3	refinement	ARIA	1.2	Linge, O'Donoghue, Nilges

RCSB PDB Core Operations are funded by the U.S. National Science Foundation (DBI-2321666), the US Department of Energy (DE-SC0019749), and the National Cancer Institute, National Institute of Allergy and Infectious Diseases, and National Institute of General Medical Sciences of the National Institutes of Health under grant R01GM133198.